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2025-12-27 - 12:29
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Sat Dec 27, 2025 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23774210696,7sleep20-21swapper/219:05:112
29080210595,7sleep10-21swapper/119:09:511
23767210595,7sleep00-21swapper/019:05:040
28938210494,7sleep30-21swapper/319:08:003
55162630,0sleep10-21swapper/121:35:231
34412560,0sleep30-21swapper/323:30:183
34412560,0sleep30-21swapper/323:30:183
45642540,0sleep00-21swapper/021:35:220
202542530,1sleep00-21swapper/020:55:010
2927499270,26cyclictest0-21swapper/222:55:472
2926999270,26cyclictest0-21swapper/123:21:161
2926999270,26cyclictest0-21swapper/122:08:151
2926999270,26cyclictest0-21swapper/121:31:581
2926999270,26cyclictest0-21swapper/120:23:391
2927499260,25cyclictest0-21swapper/219:13:122
29269992623,2cyclictest0-21swapper/121:19:131
2926999260,25cyclictest0-21swapper/123:43:321
2926999260,25cyclictest0-21swapper/123:16:191
2926999260,25cyclictest0-21swapper/122:32:471
2926999260,25cyclictest0-21swapper/121:07:281
2926999260,25cyclictest0-21swapper/120:16:341
2926999260,25cyclictest0-21swapper/120:05:141
2926999260,25cyclictest0-21swapper/119:48:371
2926999260,25cyclictest0-21swapper/119:26:381
2926999260,25cyclictest0-21swapper/100:22:021
2927499250,24cyclictest0-21swapper/223:53:052
29269992522,2cyclictest0-21swapper/121:27:551
29269992521,3cyclictest0-21swapper/100:35:261
29269992518,7cyclictest0-21swapper/119:35:301
29269992517,8cyclictest0-21swapper/121:14:461
2926999250,24cyclictest0-21swapper/119:54:401
2926999240,23cyclictest0-21swapper/100:32:021
2926699241,22cyclictest10-21rcuc/019:47:580
29274992320,2cyclictest0-21swapper/219:31:172
29269992319,3cyclictest0-21swapper/123:06:101
29274992213,8cyclictest0-21swapper/223:22:392
2927499221,20cyclictest0-21swapper/221:43:492
2927499221,20cyclictest0-21swapper/221:02:442
2927499221,20cyclictest0-21swapper/220:23:072
2927499221,19cyclictest0-21swapper/220:35:112
2927499220,3cyclictest0-21swapper/221:57:062
2927499220,21cyclictest0-21swapper/223:48:502
2927499220,21cyclictest0-21swapper/223:42:352
2927499220,21cyclictest0-21swapper/222:29:552
2927499220,21cyclictest0-21swapper/221:52:342
2927499220,21cyclictest0-21swapper/221:05:222
2927499220,21cyclictest0-21swapper/220:55:332
2927499220,21cyclictest0-21swapper/220:25:392
2927499220,21cyclictest0-21swapper/219:44:172
2927499220,21cyclictest0-21swapper/219:20:062
2927499220,21cyclictest0-21swapper/200:19:082
2927499220,20cyclictest3402-21grep23:00:202
29269992219,3cyclictest0-21swapper/122:58:381
29269992218,3cyclictest0-21swapper/123:25:291
29269992218,3cyclictest0-21swapper/123:25:281
2926999220,21cyclictest0-21swapper/123:58:241
2926999220,21cyclictest0-21swapper/120:49:331
2926999220,21cyclictest0-21swapper/120:13:301
2926999220,21cyclictest0-21swapper/119:41:171
29266992218,3cyclictest750-21snmpd20:28:330
2926699221,2cyclictest16507-21turbostat23:15:000
2926699220,21cyclictest0-21swapper/022:30:130
2926699220,21cyclictest0-21swapper/021:46:520
2926699220,16cyclictest0-21swapper/020:19:280
29274992119,2cyclictest0-21swapper/220:41:332
29274992119,2cyclictest0-21swapper/200:14:412
29274992117,3cyclictest0-21swapper/220:52:152
2927499211,16cyclictest0-21swapper/220:15:112
2927499210,20cyclictest0-21swapper/222:32:112
2927499210,20cyclictest0-21swapper/222:05:462
2927499210,20cyclictest0-21swapper/219:18:362
2927499210,20cyclictest0-21swapper/200:31:412
2927499210,20cyclictest0-21swapper/200:20:052
2927499210,20cyclictest0-21swapper/200:07:472
2927499210,20cyclictest0-21swapper/200:01:022
29269992119,2cyclictest0-21swapper/123:53:351
29269992118,3cyclictest0-21swapper/123:14:171
2926999210,3cyclictest0-21swapper/120:51:391
2926999210,20cyclictest0-21swapper/123:46:501
2926999210,20cyclictest0-21swapper/123:35:111
2926999210,20cyclictest0-21swapper/123:02:341
2926999210,20cyclictest0-21swapper/120:56:571
2926999210,20cyclictest0-21swapper/120:34:101
2926999210,20cyclictest0-21swapper/119:18:241
2926999210,20cyclictest0-21swapper/119:14:241
2926999210,20cyclictest0-21swapper/100:27:531
2926999210,20cyclictest0-21swapper/100:16:261
29266992119,1cyclictest750-21snmpd22:16:560
29266992118,3cyclictest0-21swapper/019:36:540
29266992118,2cyclictest750-21snmpd22:14:500
2926699210,3cyclictest0-21swapper/022:46:490
29274992018,2cyclictest0-21swapper/222:01:012
29274992018,1cyclictest750-21snmpd23:37:202
29274992018,1cyclictest750-21snmpd23:27:152
29274992018,1cyclictest750-21snmpd23:27:142
29274992018,1cyclictest750-21snmpd23:16:282
29274992018,1cyclictest750-21snmpd22:53:072
29274992018,1cyclictest750-21snmpd22:43:022
29274992018,1cyclictest750-21snmpd21:30:222
29274992018,1cyclictest750-21snmpd21:26:432
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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